5111570461 has 4 divisors (see below), whose sum is σ = 5249721052. Its totient is φ = 4973419872.

The previous prime is 5111570447. The next prime is 5111570539. The reversal of 5111570461 is 1640751115.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1922822500 + 3188747961 = 43850^2 + 56469^2 .

It is a cyclic number.

It is not a de Polignac number, because 5111570461 - 2⁹ = 5111569949 is a prime.

It is a super-2 number, since 2×5111570461² = 52256305155535505042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111570561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69075240 + ... + 69075313.

It is an arithmetic number, because the mean of its divisors is an integer number (1312430263).

Almost surely, 2^5111570461 is an apocalyptic number.

It is an amenable number.

5111570461 is a deficient number, since it is larger than the sum of its proper divisors (138150591).

5111570461 is a wasteful number, since it uses less digits than its factorization.

5111570461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138150590.

The product of its (nonzero) digits is 4200, while the sum is 31.

The square root of 5111570461 is about 71495.2478210965. The cubic root of 5111570461 is about 1722.6013527009.

The spelling of 5111570461 in words is "five billion, one hundred eleven million, five hundred seventy thousand, four hundred sixty-one".